diff --git a/lib/challenge/refresh/refresh.go b/lib/challenge/refresh/refresh.go
index a8ec6a5..50be69b 100644
--- a/lib/challenge/refresh/refresh.go
+++ b/lib/challenge/refresh/refresh.go
@@ -13,7 +13,7 @@ func init() {
 }
 
 type Parameters struct {
-	Mode string `yaml:"refresh-mode"`
+	Mode string `yaml:"refresh-via"`
 }
 
 var DefaultParameters = Parameters{